25123516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 50254848

約数和(自身を除く): 25131332

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 113, 124, 163, 226, 326, 341, 452, 652, 682, 1243, 1364, 1793, 2486, 3503, 3586, 4972, 5053, 7006, 7172, 10106, 14012, 18419, 20212, 36838, 38533, 55583, 73676, 77066, 111166, 154132, 202609, 222332, 405218, 570989, 810436, 1141978, 2283956, 6280879, 12561758, 25123516]

約数ペア:

[(1, 25123516), (2, 12561758), (4, 6280879), (11, 2283956), (22, 1141978), (31, 810436), (44, 570989), (62, 405218), (113, 222332), (124, 202609), (163, 154132), (226, 111166), (326, 77066), (341, 73676), (452, 55583), (652, 38533), (682, 36838), (1243, 20212), (1364, 18419), (1793, 14012), (2486, 10106), (3503, 7172), (3586, 7006), (4972, 5053)]